ADAMS

Oil // district 11 // lease#67986

op: GIEBEL PETROLEUM LTD.

fields: GIEBEL (CFA)

cum_oil

8k BBL

cum_gas

0 MCF

wells

1

production

1998-08 — 2004-07

peak_month

1998-10

-- production_history

cum_oil: 8,081 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

158 BBL/mo

Di (annual)

18.0%

b-factor

2.0

EUR

35,291 BBL

R-squared

0.726

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GIEBEL, AARON F.17,7001983-02-17
EOF // data source: Texas Railroad Commission // 2026